def _mpfr_(self, R):
"""
EXAMPLES::
sage: twinprime._mpfr_(RealField(100))
0.66016181584686957392781211001
sage: RealField(100)(twinprime)
0.66016181584686957392781211001
"""
import sage.libs.mpmath.all as a
return a.eval_constant('twinprime', R)
def _mpfr_(self, R):
"""
EXAMPLES::
sage: twinprime._mpfr_(RealField(100))
0.66016181584686957392781211001
sage: RealField(100)(twinprime)
0.66016181584686957392781211001
"""
import sage.libs.mpmath.all as a
return a.eval_constant('twinprime', R)
def _mpfr_(self, R):
"""
EXAMPLES::
sage: glaisher._mpfr_(RealField(100))
1.2824271291006226368753425689
sage: RealField(100)(glaisher)
1.2824271291006226368753425689
"""
import sage.libs.mpmath.all as a
return a.eval_constant('glaisher', R)
def _mpfr_(self, R):
"""
EXAMPLES::
sage: mertens._mpfr_(RealField(100))
0.26149721284764278375542683861
sage: RealField(100)(mertens)
0.26149721284764278375542683861
"""
import sage.libs.mpmath.all as a
return a.eval_constant('mertens', R)
def _mpfr_(self, R):
"""
EXAMPLES::
sage: khinchin._mpfr_(RealField(100))
2.6854520010653064453097148355
sage: RealField(100)(khinchin)
2.6854520010653064453097148355
"""
import sage.libs.mpmath.all as a
return a.eval_constant('khinchin', R)
def _mpfr_(self, R):
"""
EXAMPLES::
sage: glaisher._mpfr_(RealField(100))
1.2824271291006226368753425689
sage: RealField(100)(glaisher)
1.2824271291006226368753425689
"""
import sage.libs.mpmath.all as a
return a.eval_constant('glaisher', R)
def _mpfr_(self, R):
"""
EXAMPLES::
sage: mertens._mpfr_(RealField(100))
0.26149721284764278375542683861
sage: RealField(100)(mertens)
0.26149721284764278375542683861
"""
import sage.libs.mpmath.all as a
return a.eval_constant('mertens', R)
def _mpfr_(self, R):
"""
EXAMPLES::
sage: khinchin._mpfr_(RealField(100))
2.6854520010653064453097148355
sage: RealField(100)(khinchin)
2.6854520010653064453097148355
"""
import sage.libs.mpmath.all as a
return a.eval_constant('khinchin', R)